Cortexa research tool·drug discovery·rxclass

RxClass Find Classes

Search NLM RxClass drug classification database by keyword. Returns matching class IDs, names, and types (ATC, EPC, MoA, etc.). No API key required. Example: query='analgesic' returns pain-related drug classes; query='beta blocker' returns adrenergic receptor blocker classes.

Livelast probed 2026-05-01 01:00Z· 96msCortexa

Status

The most recent probe succeeded. Safe to call from the agent today.

Last probed: 1d ago
Last success: 1d ago
Last latency: 96ms

Schema

JSON Schema the agent (or your API call) must match.

{
  "properties": {
    "class_type": {
      "description": "Filter by class type. Options: 'ATC1-4' (ATC codes), 'EPC' (Established Pharmacologic Class), 'MOA' (Mechanism of Action), 'PE' (Physiologic Effect), 'DISEASE', 'VA', 'SCHEDULE'.",
      "type": [
        "string",
        "null"
      ]
    },
    "limit": {
      "description": "Maximum results to return (default 20).",
      "type": [
        "integer",
        "null"
      ]
    },
    "query": {
      "description": "Keyword to search in class names. Examples: 'analgesic', 'beta blocker', 'antidiabetic', 'statin', 'NSAID', 'ACE inhibitor'.",
      "type": "string"
    }
  },
  "required": [
    "query"
  ],
  "type": "object"
}

Examples (1)

Default RxClass Find Classes call

public-safeinput

{
  "query": "BRCA1"
}

Expected response keys: success

Anonymous-safe example. Rate-limited; no sign-in required.

Identifiers

Catalog ID: tu_RxClass_find_classes
Tool name: RxClass_find_classes
Added: 2026-05-01 00:58Z
Tags: tooluniverse

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